Please check my wordpress theme, it is here:
It is travelling blog.
I also developed top authors widget.person can costimize all parts of theme easly.it is totally elementor.
here is single.php example:
there are left/right/no sidebar options for single.php.
I made post widget for elementor.it works with metaboxes.
also I made a my equipments widget for elementor.i didnt add but if you add link to items, people go to link when click on it.